Best 300 Watt Power Station (Updated | Jan 15th)

Marbero’s latest M823 portable power station delivers 300 W continuous output and a 237 Wh lithium battery in a compact 8.2 × 5.8 × 3.9 inches case. Weighing just 4.6 lb, it fits easily in a backpack and includes a sturdy handle for hand‑carrying.

The unit offers two AC outlets, multiple USB‑A and USB‑C ports, and a 12‑V DC jack, letting you charge phones, laptops, CPAP machines, and small appliances simultaneously. Integrated LED lanterns provide three brightness levels and an SOS mode for night‑time emergencies.

Recharging is flexible via wall outlet, car charger, or compatible solar panel, with full charge in about six hours.

ALLWEI’s upgraded 300 W portable power station packs a 256 Wh LiFePO4 battery, offering 300 W continuous and 600 W peak pure sine wave power. The rugged 6‑lb unit fits in a backpack and features one AC outlet, two DC ports, a car cigarette socket, a USB‑A fast‑charge port, and a 60 W USB‑C PD port, allowing up to six devices to run at once.

A built‑in MPPT controller accelerates solar charging, reaching full capacity in roughly four hours with a 100 W panel, while dual AC‑solar charging can finish in just over two hours. An integrated three‑level LED light with SOS mode adds night‑time safety, and a 10‑year cycle life ensures long‑term reliability.

The Anker SOLIX C300 packs 288 Wh of LiFePO4 energy into a surprisingly compact chassis, delivering 300 W continuous power and a 600 W surge for demanding gadgets. Its dual 140 W USB‑C ports charge both the station and your devices at lightning speed, while three AC outlets, a car socket, and multiple USB ports let you run laptops, drones, CPAP machines, and more.

A detachable carry strap makes transport effortless, and the unit accepts solar input from Anker’s 100 W panels, giving you clean, off‑grid power wherever you roam.

VTOMAN’s FlashSpeed 300 is a 230 Wh LiFePO4 power station that balances portability with rugged endurance. Weighing just 7.4 lb, it supplies 300 W of continuous output and can charge up to seven devices at once through two AC sockets, a 100 W USB‑C PD port, three USB‑A ports, and a DC barrel.

A 100 W PD input refills the battery to 80 % in roughly two hours, while optional solar panels, a car outlet, or a wall charger provide flexible recharging options. An integrated LED with steady, strobe, and SOS modes adds a safety feature for night‑time adventures.

The EnginStar Portable Power Station packs a solid 296Wh battery into a compact 9 × 5.5 × 7.5‑inch chassis weighing just 6.5 lb. Its 300W pure‑sine‑wave AC output and two AC outlets safely run laptops, mini‑fridges, CPAP machines, and other sensitive gear.

With eight versatile ports—including USB‑C, USB‑A, and dual 12V/24V DC—you can charge multiple devices at once. The unit supports three charging methods—solar panel (12‑25V), wall outlet, or car socket—reaching 80 % charge in about two hours.

Built‑in battery management protects against over‑charge, short‑circuit, and temperature spikes, delivering reliable power for emergencies and outdoor adventures.

BailiBatt’s 300W portable power station offers a lightweight 4.6‑lb solution for home backup, camping, or on‑the‑go charging. Its 69,600 mAh (257Wh) Grade‑A lithium battery can run up to eight devices simultaneously, thanks to dual 120V pure‑sine‑wave AC outlets and a 12V/120W DC port.

An easy‑read LCD displays real‑time status, while an integrated BMS monitors voltage, current, and temperature for added safety. With over 1,500 charge cycles and a sturdy enclosure, it’s built for durability.

The package includes an AC adapter and manual, but omits car‑charging cables and solar accessories.

The GRECELL 300W Portable Power Station packs a robust 230Wh LiFePO4 battery, delivering 300W continuous (600W surge) pure sine wave power for laptops, mini‑fridges, CPAP units and more. It features two AC outlets, a 60W PD USB‑C port, fast‑charge 3.0 USB‑A, and dual DC ports, allowing up to seven devices to run simultaneously.

Four recharging options—AC wall, solar panel, car socket, and rapid 100W Type‑C/DC input—fill the unit in as little as 1.5 hours. An upgraded BMS with overload, over‑charge and short‑circuit protection, plus silent cooling fans, ensures safe operation.

A built‑in 3‑level LED flashlight adds emergency lighting.

The GRECELL 300W Solar Generator offers 230.88Wh of lithium capacity with a 330W continuous (600W surge) pure sine wave inverter, suitable for laptops, lights, CPAP devices and small appliances. It includes a 60W USB‑C PD port, two USB‑A QC 18W ports, an AC outlet, and a car socket, supporting up to six devices at once.

Recharging is flexible via AC wall, 40W solar panel with MPPT controller, or car charger, while the built‑in MPPT maximizes solar harvest. An upgraded BMS provides overload, over‑charge and short‑circuit protection, complemented by silent cooling fans for reliable, safe performance on the go.

The Anker 521 Portable Power Station upgrades the popular PowerHouse line with a LiFePO4 battery, delivering 256 Wh of reliable energy in a compact 6‑port design. SurgePower technology pushes up to 600 W of peak output, letting you run high‑demand tools, mini‑fridges, or CPAP machines during camping trips or outages.

InfiniPower promises up to ten years of cycle life, thanks to advanced temperature management and a rugged chassis. USB‑C fast‑charge, dual AC outlets, USB‑A, and a car socket give versatile charging options, while the built‑in LCD shows real‑time status.

Ideal for adventurers who need long‑lasting, high‑power backup.

DieHard’s 300‑Watt Portable Power Station packs 288.6 Wh of lithium‑ion capacity into a lightweight 9.3‑lb chassis, making it a handy companion for camping, tailgating, or emergency backup. The unit supplies 300 W continuous and 600 W peak power, enough to run laptops, LED lights, small kitchen appliances, or a CPAP machine.

A built‑in 5‑W wireless charger, AC outlet, USB‑C, three QC3.0 USB‑A ports, and dual 12 V DC outputs cover most charging needs. Optional solar panels or a 120‑W wall charger refill the battery quickly, while the LCD display tracks remaining energy and input status.

Compact dimensions and sturdy construction reflect DieHard’s legacy of durability.